/usr/src/linux-headers-5.15.0-190/net/nsh
Edit: /usr/src/linux-headers-5.15.0-190/net/nsh/Kconfig (340B)
# SPDX-License-Identifier: GPL-2.0-only
menuconfig NET_NSH
tristate "Network Service Header (NSH) protocol"
default n
help
Network Service Header is an implementation of Service Function
Chaining (RFC 7665). The current implementation in Linux supports
only MD type 1 and only with the openvswitch module.
If unsure, say N.